132 (has_popcntb() ? " popcntb" : ""),
133 (has_popcntw() ? " popcntw" : ""),
134 (has_fcfids() ? " fcfids" : ""),
135 (has_vand() ? " vand" : ""),
136 (has_lqarx() ? " lqarx" : ""),
137 (has_vcipher() ? " aes" : ""),
138 (has_vpmsumb() ? " vpmsumb" : ""),
139 (has_tcheck() ? " tcheck" : ""),
140 (has_mfdscr() ? " mfdscr" : ""),
141 (has_vsx() ? " vsx" : ""),
142 (has_ldbrx() ? " ldbrx" : ""),
143 (has_stdbrx() ? " stdbrx" : ""),
144 (has_vshasig() ? " sha" : "")
145 // Make sure number of %s matches num_features!
146 );
147 _features_string = os::strdup(buf);
148 if (Verbose) {
149 print_features();
150 }
151
152 // PPC64 supports 8-byte compare-exchange operations (see
153 // Atomic::cmpxchg and StubGenerator::generate_atomic_cmpxchg_ptr)
154 // and 'atomic long memory ops' (see Unsafe_GetLongVolatile).
155 _supports_cx8 = true;
156
157 // Used by C1.
158 _supports_atomic_getset4 = true;
159 _supports_atomic_getadd4 = true;
160 _supports_atomic_getset8 = true;
161 _supports_atomic_getadd8 = true;
162
163 UseSSE = 0; // Only on x86 and x64
164
165 intx cache_line_size = L1_data_cache_line_size();
166
167 if (FLAG_IS_DEFAULT(AllocatePrefetchStyle)) AllocatePrefetchStyle = 1;
168
169 if (AllocatePrefetchStyle == 4) {
170 AllocatePrefetchStepSize = cache_line_size; // Need exact value.
171 if (FLAG_IS_DEFAULT(AllocatePrefetchLines)) AllocatePrefetchLines = 12; // Use larger blocks by default.
172 if (AllocatePrefetchDistance < 0) AllocatePrefetchDistance = 2*cache_line_size; // Default is not defined?
173 } else {
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132 (has_popcntb() ? " popcntb" : ""),
133 (has_popcntw() ? " popcntw" : ""),
134 (has_fcfids() ? " fcfids" : ""),
135 (has_vand() ? " vand" : ""),
136 (has_lqarx() ? " lqarx" : ""),
137 (has_vcipher() ? " aes" : ""),
138 (has_vpmsumb() ? " vpmsumb" : ""),
139 (has_tcheck() ? " tcheck" : ""),
140 (has_mfdscr() ? " mfdscr" : ""),
141 (has_vsx() ? " vsx" : ""),
142 (has_ldbrx() ? " ldbrx" : ""),
143 (has_stdbrx() ? " stdbrx" : ""),
144 (has_vshasig() ? " sha" : "")
145 // Make sure number of %s matches num_features!
146 );
147 _features_string = os::strdup(buf);
148 if (Verbose) {
149 print_features();
150 }
151
152 // PPC64 supports 8-byte compare-exchange operations (see Atomic::cmpxchg)
153 // and 'atomic long memory ops' (see Unsafe_GetLongVolatile).
154 _supports_cx8 = true;
155
156 // Used by C1.
157 _supports_atomic_getset4 = true;
158 _supports_atomic_getadd4 = true;
159 _supports_atomic_getset8 = true;
160 _supports_atomic_getadd8 = true;
161
162 UseSSE = 0; // Only on x86 and x64
163
164 intx cache_line_size = L1_data_cache_line_size();
165
166 if (FLAG_IS_DEFAULT(AllocatePrefetchStyle)) AllocatePrefetchStyle = 1;
167
168 if (AllocatePrefetchStyle == 4) {
169 AllocatePrefetchStepSize = cache_line_size; // Need exact value.
170 if (FLAG_IS_DEFAULT(AllocatePrefetchLines)) AllocatePrefetchLines = 12; // Use larger blocks by default.
171 if (AllocatePrefetchDistance < 0) AllocatePrefetchDistance = 2*cache_line_size; // Default is not defined?
172 } else {
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